Function check_test_file_extension

skills/quality-playbook/quality_gate.py:1272–1317

Test file extension matches project language (benchmark 47).

(repo_dir, q)

def check_test_file_extension(repo_dir, q):
    """Test file extension matches project language (benchmark 47)."""
    print("[Test File Extension]")
    func_test = first_file_matching(q, ["test_functional.*", "functional_test.*",
                                        "FunctionalSpec.*", "FunctionalTest.*",
                                        "functional.test.*"])
    reg_test = first_file_matching(q, ["test_regression.*"])

    if func_test is None:
        warn("No functional test file found across the supported naming matrix")
        return

    ext = func_test.suffix.lstrip(".") if func_test.suffix else ""
    detected_lang = detect_project_language(repo_dir) if repo_dir.is_dir() else ""

    if not detected_lang:
        info(f"Cannot detect project language — skipping extension check (test_functional.{ext})")
        return

    lang_to_valid = {
        "go": "go",
        "py": "py",
        "java": "java",
        "kt": "kt java",
        "rs": "rs",
        "ts": "ts",
        "js": "js ts",
        "scala": "scala",
        "c": "c py sh",
        "agc": "py sh",
    }
    valid_ext = lang_to_valid.get(detected_lang, "")
    valid_list = valid_ext.split()
    primary = valid_list[0] if valid_list else ""

    if ext in valid_list:
        pass_(f"{func_test.name} matches project language ({detected_lang})")
    else:
        fail(f"{func_test.name} does not match project language ({detected_lang}) — expected .{primary}")

    if reg_test is not None:
        reg_ext = reg_test.suffix.lstrip(".") if reg_test.suffix else ""
        if reg_ext in valid_list:
            pass_(f"test_regression.{reg_ext} matches project language ({detected_lang})")
        else:
            fail(f"test_regression.{reg_ext} does not match project language ({detected_lang}) — expected .{primary}")


def check_terminal_gate(q):